APA引文

(1996). Agriculture fact book 1996. Washington, DC: Office of Communications, U.S. Dept. of Agriculture.

Trích dẫn kiểu Chicago

Agriculture Fact Book 1996. Washington, DC: Office of Communications, U.S. Dept. of Agriculture, 1996.

MLA引文

Agriculture Fact Book 1996. Washington, DC: Office of Communications, U.S. Dept. of Agriculture, 1996.

警告：这些引文格式不一定是100％准确.